. >>> the driver of a car may sound like science fiction but google headquarters where engineers are working to make the dream a reality. explains a new and modernized of the road. >> perhaps the drive point governor jerry brown arrived today at google headquarters toyota. he then went inside and signed a law clearing the way for driverless cars to hit the road. >> self driving car is another step forward in this long march of california pioneering the future and leading not just the country, the whole world. >> the new law will set standards including requiring a human being to be behind the wheel in case of an emergency, but that may eventually change according to google cofounder. >> you can have a car drop you off at work, get out, walk through a little bit of space, and it goes off and takes somebody else somewhere else. >> he says driverless cars may enable large car sharing and potentially reduce the demand for parking. engineers say driverless cars will not be subject to what most automobile crashes, human error. >> i expect going to be far safer than human-driven cars. >> ju